Fixed sending product price with discount/extra fee

For products, the base_price was sent.
Now it is correctly sending the price, also for products with an extra fee or discount

Added extra data to order details

Name and bankaccountnumber are now saved with the order

Creditcard verify

Fixed a bug where creditcard payments that need to be verified first, were handled like a canceled payment

Cart was not emptied

Fixed a bug where the cart was not emptied on a successfull order

Initial Github release

v1.0.0

Initial export